// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using Microsoft.AspNetCore.Mvc.ApplicationParts;
using Microsoft.Extensions.Options;
using Moq;
 
namespace Microsoft.AspNetCore.Mvc.Razor.RuntimeCompilation;
 
public class RazorReferenceManagerTest
{
    private static readonly string ApplicationPartReferencePath = "some-path";
 
    [Fact]
    public void GetCompilationReferences_CombinesApplicationPartAndOptionMetadataReferences()
    {
        // Arrange
        var options = new MvcRazorRuntimeCompilationOptions();
        var additionalReferencePath = "additional-path";
        options.AdditionalReferencePaths.Add(additionalReferencePath);
 
        var applicationPartManager = GetApplicationPartManager();
        var referenceManager = new RazorReferenceManager(
            applicationPartManager,
            Options.Create(options));
 
        var expected = new[] { ApplicationPartReferencePath, additionalReferencePath };
 
        // Act
        var references = referenceManager.GetReferencePaths();
 
        // Assert
        Assert.Equal(expected, references);
    }
 
    private static ApplicationPartManager GetApplicationPartManager()
    {
        var applicationPartManager = new ApplicationPartManager();
        var part = new Mock<ApplicationPart>();
 
        part.As<ICompilationReferencesProvider>()
            .Setup(p => p.GetReferencePaths())
            .Returns(new[] { ApplicationPartReferencePath });
 
        applicationPartManager.ApplicationParts.Add(part.Object);
 
        return applicationPartManager;
    }
}